// This is free and unencumbered software released into the public domain.
//
// Anyone is free to copy, modify, publish, use, compile, sell, or
// distribute this software, either in source code form or as a compiled
// binary, for any purpose, commercial or non-commercial, and by any
// means.
//
// In jurisdictions that recognize copyright laws, the author or authors
// of this software dedicate any and all copyright interest in the
// software to the public domain. We make this dedication for the benefit
// of the public at large and to the detriment of our heirs and
// successors. We intend this dedication to be an overt act of
// relinquishment in perpetuity of all present and future rights to this
// software under copyright law.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
// For more information, please refer to <http://unlicense.org/>

#include <subprocess.h>

#if defined(_MSC_VER)
#include <direct.h>
#define chdir(x) _chdir(x)
#elif defined(__MINGW32__)
#include <unistd.h>  // chdir
#endif

int main(int argc, const char *const argv[]) {
  const char *const commandLine[] = {"process_return_argc", "onearg", 0};
  struct subprocess_s process;
  int ret = -1;

  if (0 != chdir("/")) {
    return 1;
  }

  if (0 != subprocess_create(commandLine, subprocess_option_search_user_path,
                             &process)) {
    return 1;
  }

  if (0 != subprocess_join(&process, &ret)) {
    return 1;
  }

  if (0 != subprocess_destroy(&process)) {
    return 1;
  }

  return ret;
}